Role of Fat in Food

What is the molar mass of C2H6O?

• 46.08 g/mol
• 18.02 g/mol
• 55.84 g/mol
• 30.04 g/mol

Why do oil and water not mix?

• Oil is denser than water

• Water is nonpolar

• Oil is polar

• Oil is nonpolar and water is polar

What type of acid group makes fat a "fatty acid"

• Amino acid group

• Hydroxyl acid group

• Phosphatic acid group

• Carboxylic acid group

Is Fat a HYDROPHOBIC OR HYDROPHILIC Molecule?

• HYDROPHOBIC
• HYDROPHILIC

What type of fat do we want our cell membrane to be made of?

• Unsaturated fats
• Cholesterol
• Trans fats
• Saturated fats

What type of Molecule shown in this diagram?

• Linear

• Aromatic

• Round

• Beneric

What is the main structural difference between saturated and unsaturated fatty acids ?

• Saturated fatty acids have double bonds between carbon atoms, while unsaturated fatty acids do not.

• Unsaturated fatty acids have double bonds between carbon atoms, while saturated fatty acids do not.

• Saturated fatty acids have more hydrogen atoms than unsaturated fatty acids.

• Unsaturated fatty acids have a longer carbon chain than saturated fatty acids.

What characteristic of unsaturated fats is responsible for their liquid state at room temperature?

• Single bonds

• Cis double bonds (kinks)

• Trans double bonds

• Saturated hydrocarbon chains

What does LDL stand for?

• Large-Density Lipoprotein
• Low-Density Lactose
• Lipid-Derived Lactose
• Low-Density Lipoprotein

What is the main difference between unsaturated and trans fatty acids?

• The length of the carbon chain

• The presence of a double bond

• The position of the hydrogen atoms around the double bond

• The number of hydrogen atoms